.box{
	display: flex;
	justify-content: space-around;
	align-items: center;
	height: 500px;
	background-color: #f0efef;
}
.btn{
	
	width: 80px;
	height: 80px;
	border-radius: 8px;
	background: linear-gradient(145deg, #fcfcfc, #e6e6e6);
	box-shadow:  14px 16px 20px #d9d9d9, 
	             -14px -16px 20px #fcfcfc;
	
	transition: all 0.2s ease-out;
	text-align: center;
	font-size: 50px;
	line-height: 80px;
	color: #909091;
}
.btn:hover{

	border-radius: 8px;
	background: linear-gradient(145deg, #e6e6e6, #fcfcfc);
	box-shadow:  0px 0px 10px #d9d9d9, 
				 0px 0px 10px #fcfcfc,
				inset 12px 12px 16px #d9d9d9, 
	             inset -12px -12px 16px #fcfcfc;
	
	font-size: 45px;
}

@font-face {
  font-family: 'iconfont';  /* project id 1907811 */
  src: url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.eot');
  src: url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.eot?#iefix') format('embedded-opentype'),
  url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.woff2') format('woff2'),
  url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.woff') format('woff'),
  url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.ttf') format('truetype'),
  url('//at.alicdn.com/t/font_1907811_03g2dwpkm004.svg#iconfont') format('svg');
}

.iconfont {
  font-family: "iconfont" !important;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}